How to copy a Linux installation

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Revision as of 08:05, 22 September 2005 by 128.131.208.174 (Talk) (added some structure and mentioned tar)

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Using dd to make a 1:1 copy

Advantages

Disadvantages

Case 1: The Linux installation is on a seperate Harddisk

dd if=/dev/hd[a,b,c,..] of=/dev/hd[a,b,c,..] bs=2M

Part of Sourcedrive  : if=/dev/hd[a,b,c,..] the Letter "a" for the first Harddrive, b for the second, ....

Part of Destinationdrive  : of=/dev/hd[a,b,c,..] the Letter "a" for the first Harddrive, b for the second, ....


Case 2: The Linux installation is on a Partition

(e.g. hda1 is the Partition with the Linux installation and hdb1 is the Destinationdrive)

dd if=/dev/hda1 of=/dev/hdb1 bs=2M

Using tar to make a copy of the filesystem

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Disadvantages